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Stanford Achievement Test (SAT-10) VIP Practice Exam

Stanford Achievement Test — The Stanford Achievement Test (SAT-10), published by Pearson, is a standardized norm-referenced achievement test administered to students in grades K–12 across the United States; it is not a pass/fail certification exam but rather assesses performance in Reading, Mathematics, Language, Spelling, Science, and Social Science relative to national norms — this practice set is an original comprehensive exam mirroring the content areas, question styles, and grade 7–9 difficulty level of the SAT-10.

31
Questions
90m
Time Limit
75.00%
To Pass
Question 1 of 31👑 VIP

Read the following passage and answer the question. "Although the Amazon rainforest covers only about 5% of Earth's surface, it houses more than 10% of all species currently living on our planet. Scientists estimate that a single hectare of rainforest may contain as many as 400 different tree species and thousands of plant and animal varieties. This extraordinary biodiversity has led many researchers to call the Amazon a 'biological treasure chest.' However, deforestation rates have accelerated sharply since the 1970s, and experts warn that continued clearing at current rates could eliminate up to 55% of the remaining forest by 2030." Which of the following best states the MAIN IDEA of this passage?

Questions 2–31 and full explanations are VIP-exclusive.